Out-of-bounds Write Affecting Firefox-ESR package, versions [,140.6)
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- published9 Dec 2025
- disclosed9 Dec 2025
- creditMaurice Dauer
Introduced: 9 Dec 2025
NewCVE-2025-14333 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade Firefox-ESR to version 140.6 or higher.
Overview
Affected versions of this package are vulnerable to Out-of-bounds Write due to improper memory management. An attacker can execute arbitrary code by triggering memory corruption through crafted input.